Defect information related to a manufacturing process is presented in Table 2. The process produces large...

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Defect information related to a manufacturing process is presented in Table 2. The process produces large rolls of photographic paper. There are 2 types of rolls: Type A is 10 m in length and Type B is 20 m in length. You have been asked to introduce Statistical Process Control to the manufacturing line. (i) (ii) (iii) Identify a suitable Control chart; explain your selection rationale. [3 Marks] Calculate the relevant control limits. [9 Marks] Draw the relevant control chart. [9 Marks] Sample no. 1 2 Table 2 No. of defects Roll type A A 4 3 3 3 B 4 2 B 5 50 6 5 B A 3 B 8 5 A 9 6 A 10 1 B 11 0 B 12 2 A Defect information related to a manufacturing process is presented in Table 2. The process produces large rolls of photographic paper. There are 2 types of rolls: Type A is 10 m in length and Type B is 20 m in length. You have been asked to introduce Statistical Process Control to the manufacturing line. (i) (ii) (iii) Identify a suitable Control chart; explain your selection rationale. [3 Marks] Calculate the relevant control limits. [9 Marks] Draw the relevant control chart. [9 Marks] Sample no. 1 2 Table 2 No. of defects Roll type A A 4 3 3 3 B 4 2 B 5 50 6 5 B A 3 B 8 5 A 9 6 A 10 1 B 11 0 B 12 2 A